[xml] Minor code cleanup in tree.c

[Anthony Jones <amj30 cam ac uk>]

In xmlNodeDump() when dumping a XML_PI_NODE, we currently have a redundant
test for cur->content != NULL. This patch removes that, and shouldn't
change the behaviour at all.

Anthony


--- tree.c      2002/01/14 17:11:53     1.178
+++ tree.c      2002/01/15 17:38:47
@@ -5701,23 +5701,17 @@
        return;
     }
     if (cur->type == XML_PI_NODE) {
+       xmlBufferWriteChar(buf, "<?");
+       xmlBufferWriteCHAR(buf, cur->name);
        if (cur->content != NULL) {
-           xmlBufferWriteChar(buf, "<?");
-           xmlBufferWriteCHAR(buf, cur->name);
-           if (cur->content != NULL) {
-               xmlBufferWriteChar(buf, " ");
+           xmlBufferWriteChar(buf, " ");
 #ifndef XML_USE_BUFFER_CONTENT
-               xmlBufferWriteCHAR(buf, cur->content);
+           xmlBufferWriteCHAR(buf, cur->content);
 #else
-               xmlBufferWriteCHAR(buf, xmlBufferContent(cur->content));
+           xmlBufferWriteCHAR(buf, xmlBufferContent(cur->content));
 #endif
-           }
-           xmlBufferWriteChar(buf, "?>");
-       } else {
-           xmlBufferWriteChar(buf, "<?");
-           xmlBufferWriteCHAR(buf, cur->name);
-           xmlBufferWriteChar(buf, "?>");
        }
+       xmlBufferWriteChar(buf, "?>");
        return;
     }
     if (cur->type == XML_COMMENT_NODE) {